[INFO] cloning repository https://github.com/maeln/stuffy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maeln/stuffy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaeln%2Fstuffy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaeln%2Fstuffy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00861018c686b5766fb32b464952d96c7103b858
[INFO] checking maeln/stuffy against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaeln%2Fstuffy" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maeln/stuffy on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maeln/stuffy
[INFO] finished tweaking git repo https://github.com/maeln/stuffy
[INFO] tweaked toml for git repo https://github.com/maeln/stuffy written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/maeln/stuffy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba17d4743e2624e76e7b72ea5be7b9cbcccd0690e1c526e35c3b6c006d4d6709
[INFO] running `Command { std: "docker" "start" "-a" "ba17d4743e2624e76e7b72ea5be7b9cbcccd0690e1c526e35c3b6c006d4d6709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba17d4743e2624e76e7b72ea5be7b9cbcccd0690e1c526e35c3b6c006d4d6709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba17d4743e2624e76e7b72ea5be7b9cbcccd0690e1c526e35c3b6c006d4d6709", kill_on_drop: false }`
[INFO] [stdout] ba17d4743e2624e76e7b72ea5be7b9cbcccd0690e1c526e35c3b6c006d4d6709
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a2f53e4084e7e2c64df23081aa74228acb9dbc923e9d872ff51d0dfa07a69e12
[INFO] running `Command { std: "docker" "start" "-a" "a2f53e4084e7e2c64df23081aa74228acb9dbc923e9d872ff51d0dfa07a69e12", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling khronos_api v3.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking xml-rs v0.8.0
[INFO] [stderr]     Checking mini_graph v0.1.0 (/opt/rustwide/workdir/mini_graph)
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> mini_graph/src/lib.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |             let mut children = self.dir.get_mut(parent).unwrap();
[INFO] [stdout]    |                 ----^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> mini_graph/src/lib.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 64 |             let mut children = self.dir.get_mut(parent).unwrap();
[INFO] [stdout]    |                 ----^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking shader_preprocessor v0.1.0 (/opt/rustwide/workdir/shader_preprocessor)
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> shader_preprocessor/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> shader_preprocessor/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> shader_preprocessor/src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> shader_preprocessor/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shdr_id`
[INFO] [stdout]    --> shader_preprocessor/src/lib.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let shdr_id = deps.add_node(&shdr);
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shdr_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shdr_deps`
[INFO] [stdout]    --> shader_preprocessor/src/lib.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let shdr_deps = parse_shader(&dpath).unwrap();
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shdr_deps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shdr_id`
[INFO] [stdout]    --> shader_preprocessor/src/lib.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 |     let shdr_id = deps.add_node(&shdr);
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shdr_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `shdr_deps`
[INFO] [stdout]    --> shader_preprocessor/src/lib.rs:256:13
[INFO] [stdout]     |
[INFO] [stdout] 256 |         let shdr_deps = parse_shader(&dpath).unwrap();
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shdr_deps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `base_path`
[INFO] [stdout]   --> shader_preprocessor/src/lib.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     base_path: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]    --> shader_preprocessor/src/lib.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     source: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uniforms`
[INFO] [stdout]    --> shader_preprocessor/src/lib.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     uniforms: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `base_path`
[INFO] [stdout]   --> shader_preprocessor/src/lib.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     base_path: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]    --> shader_preprocessor/src/lib.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     source: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `uniforms`
[INFO] [stdout]    --> shader_preprocessor/src/lib.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     uniforms: Vec<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking stb_truetype v0.2.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling wayland-scanner v0.21.11
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling gl_loader v0.0.4
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking rusttype v0.7.5
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.2
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.2
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.11
[INFO] [stderr]     Checking andrew v0.2.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling wayland-client v0.21.11
[INFO] [stderr]    Compiling wayland-protocols v0.21.11
[INFO] [stderr]     Checking wayland-commons v0.21.11
[INFO] [stderr]     Checking peglrs v0.1.0 (/opt/rustwide/workdir/peglrs)
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.5
[INFO] [stderr]     Checking winit v0.19.0
[INFO] [stderr]     Checking glutin v0.20.0
[INFO] [stderr]     Checking glutin_backend v0.1.0 (/opt/rustwide/workdir/glutin_backend)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> glutin_backend/src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `running`
[INFO] [stdout]   --> glutin_backend/src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut running = true;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_running`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mouse_next`
[INFO] [stdout]   --> glutin_backend/src/main.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut mouse_next: (f64, f64) = (0.0, 0.0);
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mouse_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> glutin_backend/src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut running = true;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> glutin_backend/src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut mouse_next: (f64, f64) = (0.0, 0.0);
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> glutin_backend/src/main.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `running`
[INFO] [stdout]   --> glutin_backend/src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut running = true;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_running`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mouse_next`
[INFO] [stdout]   --> glutin_backend/src/main.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut mouse_next: (f64, f64) = (0.0, 0.0);
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mouse_next`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> glutin_backend/src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut running = true;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> glutin_backend/src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut mouse_next: (f64, f64) = (0.0, 0.0);
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2f53e4084e7e2c64df23081aa74228acb9dbc923e9d872ff51d0dfa07a69e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f53e4084e7e2c64df23081aa74228acb9dbc923e9d872ff51d0dfa07a69e12", kill_on_drop: false }`
[INFO] [stdout] a2f53e4084e7e2c64df23081aa74228acb9dbc923e9d872ff51d0dfa07a69e12